Top Quantum Computing Companies (89)

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

HRL Laboratories, an IBM company, pioneers the next frontiers of physical and information science. Delivering transformative technologies in automotive, aerospace and defense, HRL advances the critical missions of its customers. As a private company owned by IBM, HRL is a source of innovations that advance the state of the art in profound and far-reaching ways.

FiveRivers Technologies provides enterprise-class solutions and software in areas like AI, autonomy, robotics, quantum cryptography, AR/VR, IoT, and cybersecurity, and has been pioneering virtualization and systems management technology since 2003.

Quantum Circuits, Inc. (QCI) is developing a full-stack quantum computing platform using superconducting devices and a modular, robust, and scalable architecture. QCI's mission is to build the first truly useful quantum computers. Our novel approach to building quantum computers is based on technology developed over a decade of research at Yale University's world-class quantum labs. Our machines have built-in error...

Swabian Instruments is a high-tech test and measurement company headquartered in Stuttgart, Germany. They specialize in designing and manufacturing digital data acquisition and signal generation systems for research and industry. Their high-performance instruments, including Time Taggers, empower scientists and engineers globally to implement measurement ideas faster and accelerate groundbreaking research, particularly within photonic quantum technology.

We Engineer Solutions for the Nation’s Toughest Problems As an independent nonprofit engineering innovation company, Draper provides engineering services directly to government, industry, and academia. We work on teams as prime contractors or subcontractors and participate as collaborators in consortia. Our strong commitment to delivering working solutions allows us to apply ourselves to a variety of domains from space to undersea —...

Pasqal is a French quantum computing company developing scalable neutral-atom quantum processors and dedicated software for industry, science, and governments. Its platform is designed to deliver practical quantum computing at scale, support complex industrial workloads, and bridge classical and quantum workflows. Pasqal offers on-premise QPU deployment as well as cloud-native access through Pasqal Cloud, Google Cloud, and Microsoft Azure for...

The Simons Foundation's mission is to advance the frontiers of research in mathematics and the basic sciences, acting as a champion of basic science through grant funding, support for research, and public engagement.

Fermi National Accelerator Laboratory (Fermilab) is America's particle physics and accelerator laboratory. Its mission is to serve as a world leader in neutrino and particle physics, pushing the frontiers of foundational discovery, opening new avenues of science, and transforming results into technologies that benefit society. The lab designs, builds, and operates world-leading accelerators and detectors to solve the mysteries of...

Monarch Quantum is a U.S.-based quantum photonics company that designs and manufactures integrated photonics systems, known as Quantum Light Engines™, for quantum computing, sensing, and communications.

Rigetti Computing is building the world’s most powerful computers to help solve humanity’s most pressing and important problems. These systems will perform computations that today’s fastest supercomputers are incapable of — unlocking entirely new classes of problems and offering a direct path to solutions. We believe quantum computing is going to significantly affect health care, how we treat disease, how...

QuantWare is a leading provider of quantum hardware and creator of the VIO Quantum Processor Unit (QPU) scaling technology. Leading the Quantum Open Architecture paradigm, QuantWare powers the quantum computers of customers in 20 countries, spread over four continents. QuantWare's VIO provides a scaling platform to unlock the fastest path towards systems with more than 1 million qubits. VIO is...

Superlinear Computing is a Palo Alto-based quantum research and infrastructure company with a quantum lab in Chicago. It designs, deploys, and operates on-premises superconducting quantum processing unit systems, applies machine learning to characterize quantum-system behavior, and turns those findings into specialized hardware products. The company provides researchers, enterprises, and government partners access to quantum capabilities and builds the infrastructure needed...

Multiverse Computing is a leading quantum software company that leverages artificial intelligence and quantum-inspired solutions to solve complex challenges across sectors like finance, banking, energy, and cybersecurity. Its mission is to be a global leader in technological innovation, utilizing products like Singularity and CompactifAI to enhance AI efficiency and optimization for industrial value chains.

Brentwood School is an independent K-12 coed day school with two campuses, located four blocks apart, in the Brentwood neighborhood of Los Angeles. Brentwood School inspires every student to: Think critically and creatively. Act ethically. Shape a future with meaning.

The Swiss Photonics Integration Center (Swiss PIC) provides advanced packaging and integration services for photonic microchips, bridging the gap between innovation and market-ready modules. They offer precision assembly, testing, and qualification for photonic systems, supporting start-ups and SMEs in launching their products through high-precision machinery and industrialized processes, facilitating the transition from first concept to scalable product.

AOSense, Inc. is a leading developer and manufacturer of quantum technologies. We build systems and sub-components including atom optic devices for precision navigation, gravity measurement, timekeeping and quantum computing. Our capabilities include gyroscopes, accelerometers, inertial measurement units (IMUs), gravimeters, gravity gradiometers, and atomic frequency standards. A variety of quantum technologies such as computing, magnetometry and quantum communication benefit from our...

C12 is building reliable quantum computers. The company is a spin-off from ENS launched in January 2020 by twin brothers Matthieu and Pierre Desjardins to supercharge the development of the lab’s promising new quantum technology. Quantum computing has the potential to change our lives. But frequent errors limit the technology’s viability. We are tackling the fundamental issue: the nature of the hardware...

Applied Quantum Computing for the Benefit of Humanity Follow us on X: https://x.com/projecteleven

AQT is working on general-purpose quantum information processors that will support a broad range of applications in various industries. We use a scalable trapped-ion approach combining unmatched physical performance, extraordinary qubit control, and demonstrated optical networkability. Alpine Quantum Technologies GmbH (AQT) was founded in 2018 by Prof. Rainer Blatt, Dr. Thomas Monz, and Prof. Peter Zoller. It is the goal of...